package org.vergil.core.designpattern.subject;

import java.util.Observable;
import java.util.Observer;

/**
 * Created by vergil on 17-3-19.
 */
public class ConcreteObserver1 implements Observer {
    @Override
    public void update(Observable o, Object arg) {
        System.out.println("观察者1收到信息，并进行处理。");
    }
}
